$(document).ready(function() {
	var i, lock;

	for (i=1;i<=4;i++) {
		$("#obrazekgora"+i).mouseover(function() {
			var obrazek_id = this.id; 
			
			lock = parseInt(this.id.replace('obrazekgora', ''));
			$("#"+obrazek_id).fadeOut(1000);
		});
	}
	$("#top").mouseover(function() { lock = 0; });
	$("#sliderimage").mouseover(function() { lock = 0; });
	$(".lewy").mouseover(function() { lock = 0; });
	$(".prawy").mouseover(function() { lock = 0; });
	setInterval(function() { for (i=1;i<=4;i++) if (lock != i) $("#obrazekgora"+i).fadeIn('slow')} , 50);
});